Parents may think their teens aren’t listening to them about anything, let alone sex, but new research shows that 45% of teens consider their parents — not their friends or celebrities — their sexual role models.

The Portland, Ore., city council voted on Wednesday to cover the cost of sex-reassignment surgery for municipal workers in its health-care plan. Portland is only the second major city, after San Francisco, to offer surgical …

The power of a capsule of sugar to relieve depression or ease back pain is called the placebo response: as long as you believe you are taking medicine, you often get better. (Actually, placebo response even shows up in clinical …

I was a little surprised by the recent news that HIV transmission “seems to be out of control” among gay men in Europe. That “out of control” quote is what got me — it’s a direct quote from a respected scientific …

Though they tend to have sex less frequently than their slimmer peers, obese women may be four times more likely to have an unwanted pregnancy, according to findings published in BMJ this week. In a study of more than 12,000 French men and women between the ages of 18 to 69, researchers found that obese women were less likely than …

Marie Stopes International, a sexual health group akin to the U.S.’s Planned Parenthood that provides abortions and other services at clinics throughout the U.K., has purchased a time slot for a 30-second commercial scheduled to air Monday night, the Telegraphreports. The ad — which does not mention the word abortion, but directs …